Hummer H3. Manual — part 382

Fig. 373: View Of Camshaft Caps
Courtesy of GENERAL MOTORS CORP.

1. Remove the camshaft cap bolts.

2. Remove the camshaft caps.

IMPORTANT: Place the camshaft caps in a rack to ensure the caps are

installed in the same location from which they were removed.

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 374: View Of Camshafts
Courtesy of GENERAL MOTORS CORP.

3. Remove the camshafts.

VALVE ROCKER ARM AND VALVE LASH ADJUSTER REMOVAL

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 375: View Of Valve Rocker Arms
Courtesy of GENERAL MOTORS CORP.

1. Remove the valve rocker arms.

IMPORTANT: Once removed, place the valve rocker arms and valve lash

adjusters in an organized order so the components can be
installed into the original locations.

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 376: View Of Valve Lash Adjusters
Courtesy of GENERAL MOTORS CORP.

2. Remove the valve lash adjusters.

CYLINDER HEAD REMOVAL

Tools Required

EN-47702 Bolt Extractor Kit. See Special Tools.

Removal Procedure

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3